Preserved mudcracks in Monroe County, Indiana

Mississippian age mudcracks in the St. Louis Limestone, Monroe County, Indiana; approximately 17 cm pen for scale.
Originally uploaded in Cutting Edge:Courses:Sedimentary Geology:Stratigraphic Up Indicators.

Image 12016 is a 363 by 545 pixel JPEG
Uploaded: May19 08

Last Modified: 2008-05-19 13:59:14
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Dr. Frederick M. Soster, Department of Geology & Geography, DePauw University
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